impress/lib/tasks/neopets/import/rainbow_pool.rake
Emi Matchu a57b3629db Refactor Neopets import tasks all into a neopets:import namespace
and with a `rails neopets:import` task you can call to do them all at
once!

I'm gonna do some other stuff here too to make `neopets:import` easier
to call all in one go, like prompting for the Neologin cookie just
once at the start.

Note that this changes the cron setup, so you gotta run
`bin/deploy:setup` after this deploys!
2024-11-16 11:58:43 -08:00

104 lines
3.1 KiB
Ruby

require "addressable/template"
require "async/http/internet/instance"
namespace "neopets:import" do
desc "Import all basic image hashes from the Rainbow Pool, onto PetTypes"
task :rainbow_pool => :environment do
neologin = STDIN.getpass("Neologin cookie: ")
puts "Importing from Rainbow Pool…"
all_pet_types = PetType.all.to_a
all_pet_types_by_species_id_and_color_id = all_pet_types.
to_h { |pt| [[pt.species_id, pt.color_id], pt] }
all_colors_by_name = Color.all.to_h { |c| [c.human_name.downcase, c] }
# TODO: Do these in parallel? I set up the HTTP requests to be able to
# handle it, and just didn't set up the rest of the code for it, lol
Species.order(:name).each do |species|
begin
hashes_by_color_name = RainbowPool.load_hashes_for_species(
species.id, neologin)
rescue => error
puts "Failed to load #{species.name} page, skipping: #{error.message}"
next
end
changed_pet_types = []
hashes_by_color_name.each do |color_name, image_hash|
color = all_colors_by_name[color_name.downcase]
if color.nil?
puts "Skipping unrecognized color name: #{color_name}"
next
end
pet_type = all_pet_types_by_species_id_and_color_id[
[species.id, color.id]]
if pet_type.nil?
puts "Skipping unrecognized pet type: " +
"#{color_name} #{species.human_name}"
next
end
if pet_type.basic_image_hash.nil?
puts "Found new image hash: #{image_hash} (#{pet_type.human_name})"
pet_type.basic_image_hash = image_hash
changed_pet_types << pet_type
elsif pet_type.basic_image_hash != image_hash
puts "Updating image hash: #{image_hash} ({#{pet_type.human_name})"
pet_type.basic_image_hash = image_hash
changed_pet_types << pet_type
else
# No need to do anything with image hashes that match!
end
end
PetType.transaction { changed_pet_types.each(&:save!) }
puts "Saved #{changed_pet_types.size} image hashes for " +
"#{species.human_name}"
end
end
end
module RainbowPool
# Share a pool of persistent connections, rather than reconnecting on
# each request. (This library does that automatically!)
INTERNET = Async::HTTP::Internet.instance
class << self
SPECIES_PAGE_URL_TEMPLATE = Addressable::Template.new(
"https://www.neopets.com/pool/all_pb.phtml{?f_species_id}"
)
def load_hashes_for_species(species_id, neologin)
Sync do
url = SPECIES_PAGE_URL_TEMPLATE.expand(f_species_id: species_id)
INTERNET.get(url, [
["User-Agent", Rails.configuration.user_agent_for_neopets],
["Cookie", "neologin=#{neologin}"],
]) do |response|
if response.status != 200
raise "expected status 200 but got #{response.status} (#{url})"
end
parse_hashes_from_page response.read
end
end
end
private
IMAGE_HASH_PATTERN = %r{
set_pet_img\(
'https?://pets\.neopets\.com/cp/(?<hash>[0-9a-z]+)/[0-9]+/[0-9]+\.png',
\s*
'(?<color_name>.+?)'
\)
}x
def parse_hashes_from_page(html)
html.scan(IMAGE_HASH_PATTERN).to_h do |(image_hash, color_name)|
[color_name, image_hash]
end
end
end
end